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It supports mathematical functions (including trigonometric functions).
Current location：Mathematical operation > History of Mathematical Computation > Answer
Overview: 1 questions will be solved this time.Among them
☆1 arithmetic calculations
[1/1 Formula]
Work: Calculate the value of equation 2×1.8×43.49×0.9+4×1.8×3.49×0.9+4×1.8×7.25×0.9+2×1.87×3.49×0.9+2×2.4×7.25×1.8 .
Question type: Mathematical calculation
Solution:
2×1.8×43.49×0.9+4×1.8×3.49×0.9+4×1.8×7.25×0.9+2×1.87×3.49×0.9+2×2.4×7.25×1.8
=3.6×43.49×0.9+4×1.8×3.49×0.9+4×1.8×7.25×0.9+2×1.87×3.49×0.9+2×2.4×7.25×1.8
=156.564×0.9+4×1.8×3.49×0.9+4×1.8×7.25×0.9+2×1.87×3.49×0.9+2×2.4×7.25×1.8
=140.9076+4×1.8×3.49×0.9+4×1.8×7.25×0.9+2×1.87×3.49×0.9+2×2.4×7.25×1.8
=140.9076+7.2×3.49×0.9+4×1.8×7.25×0.9+2×1.87×3.49×0.9+2×2.4×7.25×1.8
=140.9076+25.128×0.9+4×1.8×7.25×0.9+2×1.87×3.49×0.9+2×2.4×7.25×1.8
=140.9076+22.6152+4×1.8×7.25×0.9+2×1.87×3.49×0.9+2×2.4×7.25×1.8
=140.9076+22.6152+7.2×7.25×0.9+2×1.87×3.49×0.9+2×2.4×7.25×1.8
=140.9076+22.6152+52.2×0.9+2×1.87×3.49×0.9+2×2.4×7.25×1.8
=140.9076+22.6152+46.98+2×1.87×3.49×0.9+2×2.4×7.25×1.8
=140.9076+22.6152+46.98+3.74×3.49×0.9+2×2.4×7.25×1.8
=140.9076+22.6152+46.98+13.0526×0.9+2×2.4×7.25×1.8
=140.9076+22.6152+46.98+11.74734+2×2.4×7.25×1.8
=140.9076+22.6152+46.98+11.74734+4.8×7.25×1.8
=140.9076+22.6152+46.98+11.74734+34.8×1.8
=140.9076+22.6152+46.98+11.74734+62.64
=163.5228+46.98+11.74734+62.64
=210.5028+11.74734+62.64
=222.25014+62.64
=284.89014
Answer:2×1.8×43.49×0.9+4×1.8×3.49×0.9+4×1.8×7.25×0.9+2×1.87×3.49×0.9+2×2.4×7.25×1.8=284.89014
☆1 arithmetic calculations
[1/1 Formula]
Work: Calculate the value of equation 2×1.8×43.49×0.9+4×1.8×3.49×0.9+4×1.8×7.25×0.9+2×1.87×3.49×0.9+2×2.4×7.25×1.8 .
Question type: Mathematical calculation
Solution:
2×1.8×43.49×0.9+4×1.8×3.49×0.9+4×1.8×7.25×0.9+2×1.87×3.49×0.9+2×2.4×7.25×1.8
=3.6×43.49×0.9+4×1.8×3.49×0.9+4×1.8×7.25×0.9+2×1.87×3.49×0.9+2×2.4×7.25×1.8
=156.564×0.9+4×1.8×3.49×0.9+4×1.8×7.25×0.9+2×1.87×3.49×0.9+2×2.4×7.25×1.8
=140.9076+4×1.8×3.49×0.9+4×1.8×7.25×0.9+2×1.87×3.49×0.9+2×2.4×7.25×1.8
=140.9076+7.2×3.49×0.9+4×1.8×7.25×0.9+2×1.87×3.49×0.9+2×2.4×7.25×1.8
=140.9076+25.128×0.9+4×1.8×7.25×0.9+2×1.87×3.49×0.9+2×2.4×7.25×1.8
=140.9076+22.6152+4×1.8×7.25×0.9+2×1.87×3.49×0.9+2×2.4×7.25×1.8
=140.9076+22.6152+7.2×7.25×0.9+2×1.87×3.49×0.9+2×2.4×7.25×1.8
=140.9076+22.6152+52.2×0.9+2×1.87×3.49×0.9+2×2.4×7.25×1.8
=140.9076+22.6152+46.98+2×1.87×3.49×0.9+2×2.4×7.25×1.8
=140.9076+22.6152+46.98+3.74×3.49×0.9+2×2.4×7.25×1.8
=140.9076+22.6152+46.98+13.0526×0.9+2×2.4×7.25×1.8
=140.9076+22.6152+46.98+11.74734+2×2.4×7.25×1.8
=140.9076+22.6152+46.98+11.74734+4.8×7.25×1.8
=140.9076+22.6152+46.98+11.74734+34.8×1.8
=140.9076+22.6152+46.98+11.74734+62.64
=163.5228+46.98+11.74734+62.64
=210.5028+11.74734+62.64
=222.25014+62.64
=284.89014
Answer:2×1.8×43.49×0.9+4×1.8×3.49×0.9+4×1.8×7.25×0.9+2×1.87×3.49×0.9+2×2.4×7.25×1.8=284.89014